package com.ynsj.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.ClassPathResource;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.oauth2.config.annotation.configurers.ClientDetailsServiceConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableAuthorizationServer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerEndpointsConfigurer;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.security.oauth2.provider.token.store.JwtAccessTokenConverter;
import org.springframework.security.oauth2.provider.token.store.JwtTokenStore;
import org.springframework.security.oauth2.provider.token.store.KeyStoreKeyFactory;
import org.springframework.security.oauth2.provider.token.store.redis.RedisTokenStore;

@EnableAuthorizationServer//开启授权服务器功能
@Configuration
public class AuthorizationServerConfig extends AuthorizationServerConfigurerAdapter {

    @Autowired
    private PasswordEncoder passwordEncoder;

    @Autowired
    private AuthenticationManager authenticationManager;


    @Qualifier("userServiceDetailServiceImpl")
    @Autowired
    private UserDetailsService userDetailsService;

//    @Autowired
//    private RedisConnectionFactory redisConnectionFactory;

    /**
     * 添加第三方客户端
     */
    @Override
    public void configure(ClientDetailsServiceConfigurer clients) throws Exception {
        clients.inMemory()
                .withClient("coin-api")//第三方客户端名称
                .secret(passwordEncoder.encode("coin-secret"))//第三方客户端密钥
                .scopes("all")//第三方客户端授权范围
                .authorizedGrantTypes("password","refresh_token")
                .accessTokenValiditySeconds(7 * 24 * 3600)//token有效期
                .refreshTokenValiditySeconds(30 * 24 * 3600)//refresh_token有效期
                .and()
                .withClient("inside-app")
                .secret(passwordEncoder.encode("inside-secret"))
                .scopes("all")
                .authorizedGrantTypes("client_credentials")
                .accessTokenValiditySeconds(7 * 24 * 3600);
        super.configure(clients);
    }
    /**
     * 配置验证管理器，UserDetailService
     */
    @Override
    public void configure(AuthorizationServerEndpointsConfigurer endpoints) throws Exception {
        endpoints.authenticationManager(authenticationManager)
                .userDetailsService(userDetailsService)
                //tokenStore 来存储我们的token JWT存储token
                .tokenStore(jwtTokenStore())
                .tokenEnhancer(jwtAccessTokenConverter());
        super.configure(endpoints);
    }

    private TokenStore jwtTokenStore(){
        return new JwtTokenStore(jwtAccessTokenConverter());
    }

    public JwtAccessTokenConverter jwtAccessTokenConverter(){
        JwtAccessTokenConverter jwtAccessTokenConverter = new JwtAccessTokenConverter();
        //加载我们的私钥
        ClassPathResource classPathResource = new ClassPathResource("coinexchange.jks");
        KeyStoreKeyFactory keyStoreKeyFactory = new KeyStoreKeyFactory(classPathResource, "coinexchange".toCharArray());
        jwtAccessTokenConverter.setKeyPair(keyStoreKeyFactory.getKeyPair("coinexchange","coinexchange".toCharArray()));
        return jwtAccessTokenConverter;
    }

}
